<template>
  <div class="login">
    <LoginHeader>
      <el-form         
        :rules="rules"
        :model="ruleForm"
        ref="ruleForm"
        label-position="left"
        label-width="0px"
        slot="container"
      >
        <div class="title">
          <h3>账号密码登录</h3>
        </div>
        <!-- username -->
        <el-form-item prop="username">
          <el-input type="text" v-model="ruleForm.username" auto-complete="off" placeholder="账号">
            <i slot="prefix" class="fa fa-user-o"></i>
          </el-input>
        </el-form-item>

        <!-- password -->
        <el-form-item prop="pwd">
          <el-input type="password" v-model="ruleForm.pwd" auto-complete="off" placeholder="密码">
            <i slot="prefix" class="fa fa-lock"></i>
          </el-input>
        </el-form-item>

        <!-- 登录button -->
        <el-form-item>
          <el-button
            :loading="isLogin"
            @click.native.prevent="handleSubmit"
            type="primary"
            style="width:100%;"
          >登录</el-button>
        </el-form-item>

        <!-- 7天登录和忘记密码 -->
        <el-form-item>
          <el-checkbox v-model="ruleForm.autoLogin" :checked="ruleForm.autoLogin">7天内自动登录</el-checkbox>
          <el-button @click="$router.push('/password')" type="text" class="forget">忘记密码？</el-button>
        </el-form-item>

      </el-form>
    </LoginHeader>
  </div>
</template>

<script lang="ts">
import { Component, Vue, Provide } from 'vue-property-decorator';
import { State, Getter, Mutation, Action } from "vuex-class";
import LoginHeader from "./LoginHeader.vue";
@Component({
  components: { LoginHeader }
  
})
export default class Login extends Vue {
  // 存储用户信息
  @Action("setUser") setUser: any;

  @Provide() ruleForm: {
    username: String;
    pwd: String;
    autoLogin: boolean;
  } = {
    username: "admin",
    pwd: "123456",
    autoLogin: true // 是否自动登录
  };
  @Provide() rules = {
    username: [{ required: true, message: "请输入账号", trigger: "blur" }],
    pwd: [{ required: true, message: "请输入密码", trigger: "blur" }]
  };

  @Provide() isLogin: boolean = false;

  handleSubmit():void{
    (this.$refs['ruleForm'] as any).validate( (valid: boolean) =>{
      if(valid){
        console.log('通过')
         this.isLogin = true;
                 (this as any).$axios
          .post("/api/users/login", this.ruleForm)
          .then((res: any) => {
            this.isLogin = false;
            // console.log(res.data);
            // 存储token
            localStorage.setItem("tsToken", res.data.token);

            // 存储到vuex中
            this.setUser(res.data.token);

            // 登录成功 跳转 /
            this.$router.push("/");
          })
          .catch(() => {
            this.isLogin = false;
          });
      }
    })
  }
}
</script>
<style lang="scss" scoped>
.title {
  margin: 0px auto 40px auto;
  text-align: center;
  color: #505458;
}
i {
  font-size: 14px;
  margin-left: 8px;
}
.forget {
  float: right;
}
</style>
